internal override void excuteAction()
{
o.Delete();
DeleteAction deleteA;
if (o is Smer)
{
Smer s = o as Smer;
termini = DataManger.getTerminsBySmer(s);
}
else if (o is Predmet)
{
Predmet p = o as Predmet;
termini = DataManger.getTerminsByPredmet(p);
}
foreach (Termin t in termini)
{
deleteA = new DeleteAction(t);
deleteA.excuteAction();
}
base.excuteAction();
}